diff --git a/Code/Editor/EditorViewportWidget.cpp b/Code/Editor/EditorViewportWidget.cpp
index fca698e88a..0f911878c3 100644
--- a/Code/Editor/EditorViewportWidget.cpp
+++ b/Code/Editor/EditorViewportWidget.cpp
@@ -463,25 +463,7 @@ void EditorViewportWidget::Update()
         SetFOV(cameraState.m_fovOrZoom);
         m_Camera.SetZRange(cameraState.m_nearClip, cameraState.m_farClip);
     }
-    else if (!ed_useNewCameraSystem)
-    {
-        m_renderViewport->GetViewportContext()->SetCameraTransform(LYTransformToAZTransform(m_Camera.GetMatrix()));
-    }
 
-    // Don't override the game mode FOV
-    if (!GetIEditor()->IsInGameMode())
-    {
-        AZ::Matrix4x4 clipMatrix;
-        AZ::MakePerspectiveFovMatrixRH(
-            clipMatrix,
-            GetFOV(),
-            aznumeric_cast<float>(width()) / aznumeric_cast<float>(height()),
-            m_Camera.GetNearPlane(),
-            m_Camera.GetFarPlane(),
-            true
-        );
-        m_renderViewport->GetViewportContext()->SetCameraProjectionMatrix(clipMatrix);
-    }
     // Reset the camera update flag now that we're finished updating our viewport context
     m_updateCameraPositionNextTick = false;
 
@@ -637,7 +619,6 @@ void EditorViewportWidget::SetViewEntity(const AZ::EntityId& viewEntityId, bool
 void EditorViewportWidget::ResetToViewSourceType(const ViewSourceType& viewSourceType)
 {
     LockCameraMovement(true);
-    m_pCameraFOVVariable = nullptr;
     m_viewEntityId.SetInvalid();
     m_cameraObjectId = GUID_NULL;
     m_viewSourceType = viewSourceType;
@@ -2416,13 +2397,26 @@ void EditorViewportWidget::CenterOnSliceInstance()
 //////////////////////////////////////////////////////////////////////////
 void EditorViewportWidget::SetFOV(float fov)
 {
-    if (m_pCameraFOVVariable)
+    if (m_viewEntityId.IsValid())
     {
-        m_pCameraFOVVariable->Set(fov);
+        Camera::CameraRequestBus::Event(m_viewEntityId, &Camera::CameraComponentRequests::SetFov, AZ::RadToDeg(fov));
     }
     else
     {
         m_camFOV = fov;
+        // Set the active camera's FOV
+        {
+            AZ::Matrix4x4 clipMatrix;
+            AZ::MakePerspectiveFovMatrixRH(
+                clipMatrix,
+                GetFOV(),
+                aznumeric_cast<float>(width()) / aznumeric_cast<float>(height()),
+                m_Camera.GetNearPlane(),
+                m_Camera.GetFarPlane(),
+                true
+            );
+            m_renderViewport->GetViewportContext()->SetCameraProjectionMatrix(clipMatrix);
+        }
     }
 
     if (m_viewPane)
@@ -2449,13 +2443,7 @@ float EditorViewportWidget::GetFOV() const
         }
     }
 
-    if (m_pCameraFOVVariable)
-    {
-        float fov;
-        m_pCameraFOVVariable->Get(fov);
-        return fov;
-    }
-    else if (m_viewEntityId.IsValid())
+    if (m_viewEntityId.IsValid())
     {
         float fov = AZ::RadToDeg(m_camFOV);
         Camera::CameraRequestBus::EventResult(fov, m_viewEntityId, &Camera::CameraComponentRequests::GetFov);
diff --git a/Code/Editor/EditorViewportWidget.h b/Code/Editor/EditorViewportWidget.h
index 682d37199c..e99c963b5a 100644
--- a/Code/Editor/EditorViewportWidget.h
+++ b/Code/Editor/EditorViewportWidget.h
@@ -505,7 +505,6 @@ protected:
 
     CPredefinedAspectRatios m_predefinedAspectRatios;
 
-    IVariable* m_pCameraFOVVariable = nullptr;
     bool m_bCursorHidden = false;
 
     void OnMenuResolutionCustom();